Top Institutional Investors

MAC Alpha Capital Management, LP — 13F Holdings & Portfolio

CIK 2111003 · latest 13F-HR filed 2026-09-21

Backtest portfolio

MAC Alpha Capital Management, LP manages $213.1M in 13F-reported U.S. long-equity assets across 21 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are BTG (12.71%), CLX (11.81%), AXTA (10.37%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 1 new position and exited 1; 15 existing positions rose in reported value and 3 fell.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

Loading holdings…
AUM
$213.1M

Long-equity book

Holdings
21

Distinct positions

Period
2026-06-30

Filed 2026-09-21

Q/Q Activity
+1 / −1 / ↑15 / ↓3

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
BTG12.7% · +47%CLX11.8% · +89%AXTA10.4% · +46%SAIC9.1% · +44%ALSN8.3% · +59%ENR6.5% · +18%SBSW6.3% · +81%GNTX4.9% · +36%RRC4.4% · +42%TAP3.1% · +9%CPB3.0% · +25%BWA2.9% · -39%ERO2.8% · -3%VVV2.6% · +22%MTN2.2% · +35%LW2.1% · +6%FTI2.1% · -65%AGCO1.7% · +8%AAP1.7% · +127%CLB1.4% · -7%MMM0.2% · new

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

3 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 77.4%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

As of the firm’s regulatory filing dated Mar 30, 2026.

Assets Under Management
$937.8M
Discretionary
$937.8M
Employees
8
Accounts
16
Address
4830 WEST KENNEDY BLVD., SUITE 600
TAMPA, FL 33609
Phone
(813) 556-9704
Website
Name Title / Status Ownership Type
COOPER, JEMA, MARIE GONZALES ControlCHIEF EXECUTIVE OFFICER
since Mar 2020
25–50%Individual
COOPER, MARK, ANTHONY ControlCHIEF INVESTMENT OFFICER
since Mar 2020
25–50%Individual
LUKE, THOMAS, CHO-TAK ControlPRESIDENT & CHIEF RISK OFFICER
since Mar 2020
10–25%Individual
MAC ALPHA CAPITAL MANAGEMENT GP, LLC ControlGENERAL PARTNER
since Mar 2020
Less than 5%Domestic Entity
YARDEN, NIR, DANIEL ControlGENERAL COUNSEL & CHIEF COMPLIANCE OFFICER
since Sep 2020
Less than 5%Individual
COOPER, JEMA, MARIE GONZALES Control
Indirect owner via MAC ALPHA CAPITAL MANAGEMENT GP, LLC
MANAGING MEMBER
since Mar 2020
50–75%Individual
COOPER, MARK, ANTHONY Control
Indirect owner via MAC ALPHA CAPITAL MANAGEMENT GP, LLC
MANAGING MEMBER
since Mar 2020
50–75%Individual
Ownership & leadership changes · 1 filing with changes since Nov 6, 2020

From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.

Mar 30, 2021 filing
  • ChangedLUKE, THOMAS, CHO-TAK · ownership Less than 5% → 10–25%
Nov 6, 2020 filing (earliest on record)
  • ListedCOOPER, JEMA, MARIE GONZALES · CHIEF EXECUTIVE OFFICER · 25–50% · control person
  • ListedCOOPER, JEMA, MARIE GONZALES · MANAGING MEMBER · 50–75% · indirect via MAC ALPHA CAPITAL MANAGEMENT GP, LLC · control person
  • ListedCOOPER, MARK, ANTHONY · CHIEF INVESTMENT OFFICER · 25–50% · control person
  • ListedCOOPER, MARK, ANTHONY · MANAGING MEMBER · 50–75% · indirect via MAC ALPHA CAPITAL MANAGEMENT GP, LLC · control person
  • ListedLUKE, THOMAS, CHO-TAK · PRESIDENT & CHIEF RISK OFFICER · Less than 5% · control person
  • ListedMAC ALPHA CAPITAL MANAGEMENT GP, LLC · GENERAL PARTNER · Less than 5% · control person
  • ListedYARDEN, NIR, DANIEL · GENERAL COUNSEL & CHIEF COMPLIANCE OFFICER · Less than 5% · control person

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Top Adds (vs prior quarter)

Show all 15 →

Top Trims

Show all 3 →

New Positions

Show all 1 →

Exited Positions

Show all 1 →

MAC Alpha Capital Management, LP Holdings (2026-06-30)

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 B2GOLD CORP BTG 11777Q209 $27.1M 12.71% 7,226,814 SH
2 CLOROX CO DEL CLX 189054109 $25.2M 11.81% 263,789 SH
3 AXALTA COATING SYS LTD AXTA G0750C108 $22.1M 10.37% 645,643 SH
4 SCIENCE APPLICATIONS INTL CO SAIC 808625107 $19.3M 9.06% 174,892 SH
5 ALLISON TRANSMISSION HLDGS I ALSN 01973R101 $17.6M 8.26% 156,191 SH
6 ENERGIZER HLDGS INC ENR 29272W109 $13.8M 6.49% 644,967 SH
7 SIBANYE STILLWATER LTD SBSW 82575P107 $13.5M 6.33% 1,588,307 SH
8 GENTEX CORP GNTX 371901109 $10.5M 4.94% 416,657 SH
9 RANGE RES CORP RRC 75281A109 $9.3M 4.37% 250,456 SH
10 MOLSON COORS BEVERAGE CO TAP 60871R209 $6.6M 3.07% 168,132 SH
11 THE CAMPBELLS COMPANY CPB 134429109 $6.3M 2.97% 284,545 SH
12 BORGWARNER INC BWA 099724106 $6.3M 2.94% 94,400 SH
13 ERO COPPER CORP ERO 296006109 $6.0M 2.79% 223,171 SH
14 VALVOLINE INC VVV 92047W101 $5.5M 2.59% 139,356 SH
15 VAIL RESORTS INC MTN 91879Q109 $4.6M 2.15% 33,700 SH
16 LAMB WESTON HLDGS INC LW 513272104 $4.5M 2.11% 104,103 SH
17 TECHNIPFMC PLC FTI G87110105 $4.4M 2.06% 66,175 SH
18 AGCO CORP AGCO 001084102 $3.7M 1.71% 30,503 SH
19 ADVANCE AUTO PARTS INC AAP 00751Y106 $3.5M 1.66% 56,788 SH
20 CORE LABORATORIES INC CLB 21867A105 $3.1M 1.44% 262,894 SH
21 3M CO MMM 88579Y101 $353.1K 0.17% 2,181 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $216.1M 22 0000919574-26-005444
2026-06-30 2026-09-21 $213.1M 21 0000919574-26-006402
2026-03-31 2026-05-15 $171.4M 21 0000919574-26-003319
2025-12-31 2026-02-17 $181.8M 20 0000919574-26-001144
Filer Information
Address
4830 WEST KENNEDY BLVD, SUITE 600
TAMPA, FL 33609
Phone
(813) 556-9702
Filing Manager
MAC Alpha Capital Management, LP
TAMPA, FL
Signatory
Jema Gonzales Cooper
Chief Executive Officer